Real-time traveler information systems /
consultant, Dean Deeter.
- Washington, D.C. : Transportation Research Board, 2009.
- 62 p. : ill., maps, form ; 28 cm.
- NCHRP synthesis, 399 0547-5570 ; .
- Synthesis of highway practice ; 399. .
"A synthesis of highway practice." At head of title: National Cooperative Highway Research Program.
Includes bibliographical references (p. 49).
9780309098427 (softcover) 0309098424 (softcover)
2009928789
Highway communications--United States. Helplines--United States. Travelers--Information services.--United States